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一、稻根对养分的关联吸收和单独吸收(一)关联吸收:指稻根在摄取某些养分时,养分离子之间存在着促进作用或抑制作用.1.促进作用 在稻根的根际土壤中,各种养分共存时,稻根吸取某种养分离子增多,促使其它养分离子被吸收量随之增加.这种现象的出现是养分离子之间促进作用所致.
First, the rice root nutrient-related absorption and absorption alone (A) Associated absorption: refers to the rice roots in the intake of certain nutrients, there is a promotion or inhibition of nutrient ions .1 promote the role of the roots of rice rhizosphere Soil, a variety of nutrients coexist, the rice root to absorb a certain nutrient ions increased, prompting other nutrient ions were increased absorption.This phenomenon is the promotion of nutrient ions between the role of promotion.